We are in 1921, and the young person Billy Styles will see his beginnings in the police force marked by a horrible experiment. In a manor of peaceful and laughing countryside of Surrey, one comes to discover the strangled bodies of colonel Fletcher, his wife Lucy and two of their servants, wildly stabbed. For the police officers of Surrey, these murders result quite simply; a tragically fallen through attempted burglary, but, called Scotland Yard in reinforcement. John Madden inspector sees the things differently: this crime, he's sure, is the work of a psychopath who will strike again. Without delay.« less